- 28 KB memory for storing data, lists and equations 
- Over 250 easy-to-use functions 
- HP Solve application / equation solver: enter an equation and calculate every unknown value. A lot easier than programming! 
- Financial calculations: for loans, savings and leasing agreements plus repayment plans. 
- Interest rate conversions: nominal and effective interest rates. 
- Discounted cash flows for calculating the net cash value and internal return flow. 
- Bonds: price or yield at any chosen time. Annual or half-yearly coupons; calendar formats 30/360 and actual/actual. 
- Depreciation: declining-balance, sum-of-the-years digits, straight-line and ACRS methods. 
- Commercial percentage calculations: percentage change, percentage share, markup and markdown. 
- Foreign exchange calculations between two currencies 
- Statistics: average, correlation coefficient, linear estimates and other statistical calculations. 
- Time: clock, calendar, appointments 
- Two-variable statistics and list-based forecasts 
- Current value calculations, repayments, mortgages, closing costs, returns, net cash values, shares, depreciation, forecasts, currency conversions (incl. euros), percentages and much more ... 
- Algebraic and RPN input 
- Infrared interface